''Polycaena'' is a genus of butterflies of the subfamily

Nemeobiinae Nemeobiinae is a subfamily of Riodinidae, the metalmark family. The subfamily's members consist entirely of Old World members of the Riodinid family. Recent revisions to the subfamily have begun to include members located within the New World as ...

within the family Riodinidae. The genus was erected by

Otto Staudinger Otto Staudinger (2 May 1830 – 13 October 1900) was a German entomologist and a natural history dealer considered one of the largest in the world specialising in the collection and sale of insects to museums, scientific institutions, and indi ...

in 1886. The species are found in the eastern

Palearctic The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa. The realm consists of several bioregions: the Euro-Sibe ...

, mainly in the

Himalayas The Himalayas, or Himalaya (; ; ), is a mountain range in Asia, separating the plains of the Indian subcontinent from the Tibetan Plateau. The range has some of the planet's highest peaks, including the very highest, Mount Everest. Over 100 ...

.Hemming, A.F. (1967). "The generic names of the butterflies and their type species (Lepidoptera: Rhopalocera)". ''Bulletin of the British Museum (Natural History)''. 1967, Suppl. 9. Cladogram from the

Catalogue of Life The Catalogue of Life is an online database that provides an index of known species of animals, plants, fungi, and microorganisms. It was created in 2001 as a partnership between the global Species 2000 and the American Integrated Taxonomic Info ...

References

{{Taxonbar, from=Q1762192 Riodinidae